package net.biancheng.framework.web.service;

import net.biancheng.common.enums.SysDataStatus;
import net.biancheng.exception.ServiceException;
import net.biancheng.common.model.LoginUser;
import net.biancheng.bean.SysUser;
import net.biancheng.service.ISysUserService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;


/**
 * @author: lb
 * @date: 2023/8/3 12:01
 * @desc: 用户验证处理
 **/
@Service
public class UserDetailsServiceImpl implements UserDetailsService {

    private static final Logger log = LoggerFactory.getLogger(UserDetailsServiceImpl.class);

    @Autowired
    private ISysUserService sysUserService;

    @Autowired
    private SysPermissionService permissionService;

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        SysUser user = sysUserService.selectSysUserByUserName(username);
        if (user == null)
        {
            log.info("登录用户：{} 不存在.", username);
            throw new ServiceException("登录用户：" + username + " 不存在");
        }
        else if (SysDataStatus.DELETED.getCode().equals(user.getDeleteFlag()))
        {
            log.info("登录用户：{} 已被删除.", username);
            throw new ServiceException("对不起，您的账号：" + username + " 已被删除");
        }
        else if (SysDataStatus.DISABLE.getCode().equals(user.getStatus()))
        {
            log.info("登录用户：{} 已被停用.", username);
            throw new ServiceException("对不起，您的账号：" + username + " 已停用");
        }

        return createLoginUser(user);
    }

    public UserDetails createLoginUser(SysUser user)
    {
        return new LoginUser(user.getId(), user.getDeptId(), user, permissionService.getMenuPermission(user));
    }
}
